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14-12
Cisco 10000 Series Router Software Configuration Guide
OL-2226-23
Chapter 14 Configuring Automatic Protection Switching
Single-router Automatic Protection Switching
Monitoring and Maintaining the SR-APS Configuration
To monitor and maintain the configuration of SR-APS, enter any of the following commands in
privileged EXEC mode:
Table 14-1 Configuration File—Redundancy Enabled and Disabled
Redundancy Enabled Redundancy Disabled
card 5/0 1oc12pos-1
card 6/0 1oc12pos-1
!
redundancy
associate slot 5 6
!
interface POS5/0/0
ip address 5.5.5.5 255.255.255.0
no ip directed-broadcast
ip mtu 1500
loopback internal
no keepalive
aps mode linear 1+1 nonreverting
unidirectional
aps signal-fail BER threshold 3
aps signal-degrade BER threshold 5
crc 32
clock source internal
pos scramble-atm
pos threshold sd-ber 5
pos flag c2 0
pos flag j0 0
card 5/0 1oc12pos-1
card 6/0 1oc12pos-1
!
interface POS5/0/0
ip address 5.5.5.5 255.255.255.0
no ip directed-broadcast
ip mtu 1500
loopback internal
no keepalive
crc 32
clock source internal
pos scramble-atm
pos threshold sd-ber 5
pos flag c2 0
pos flag j0 0
!
interface POS6/0/0
ip address 6.6.6.6 255.255.255.0
no ip directed-broadcast
ip mtu 1500
no ip route-cache cef
no keepalive
…
Command Purpose
Router# show aps
Displays the status of the APS-configured slot.
Router# aps clear [POS | SONET]
slot#/subslot#/port#
Clears the SR-APS commands on a channel and enables
automatic SR-APS switching.
Router# aps force [POS | SONET]
slot#/subslot#/port# from [working | protection]
Forces a switch from the working channel to the protection
channel, or from the protection channel to the working channel.
from working—Forces a switch from the working channel to the
protection channel.
Note This command has no effect if the protection channel is
currently the active channel.
from protection—Forces a switch from the protection channel to
the working channel.
Note This command has no effect if the working channel is
currently the active channel.